Wood stove



FIG. 1 is a front elevational view of a wood stove, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front perspective view thereof. 

The ornamental design for a wood stove, substantially as shown and described. 